<!--
  * 帮助文档详情
  * 
  * @Author:    1024创新实验室-主任：卓大
  * @Date:      2022-07-21 21:55:12
  * @Wechat:    zhuda1024 
  * @Email:     lab1024@163.com 
  * @Copyright  1024创新实验室 （ https://1024lab.net ），Since 2012 
-->
<template>
  <a-card :bordered="false" size="small">
    <div v-if="helpDocDetail">
      <div class="content-header">
        <!--startprint-->
        <div class="content-header-title">
          {{ helpDocDetail.title }}
        </div>
        <div class="content-header-info">
          <span>阅读量：{{ helpDocDetail.pageViewCount }}</span>
          <span v-show="helpDocDetail.author">作者：{{ helpDocDetail.author }}</span>
          <span>发布于：{{ helpDocDetail.createTime }}</span>
          <span>修改于：{{ helpDocDetail.updateTime }}</span>
          <span @click="print">【打印本页】</span>
        </div>
      </div>
      <div class="content-html" v-html="helpDocDetail.contentHtml"></div>
      <!--endprint-->
    </div>
    <a-divider v-if="helpDocDetail.attachment && helpDocDetail.attachment.length > 0" />
    <div v-if="helpDocDetail.attachment && helpDocDetail.attachment.length > 0">
      附件：
      <FilePreview :fileList="helpDocDetail.attachment" />
    </div>
  </a-card>

  <a-card :bordered="false" class="smart-margin-top10" size="small" title="阅读记录">
    <HelpDocViewRecordList ref="helpDocViewRecordListRef" :helpDocId="route.query.helpDocId" />
  </a-card>

  <!-- 预览附件 -->
  <FilePreview ref="filePreviewRef" />
</template>

<script setup>
  import { onMounted, ref } from 'vue';
  import { useRoute } from 'vue-router';
  import HelpDocViewRecordList from './components/help-doc-view-record-list.vue';
  import { helpDocApi } from '/@/api/support/help-doc-api';
  import { SmartLoading } from '/@/components/framework/smart-loading';
  import FilePreview from '/@/components/support/file-preview/index.vue';
  import { smartSentry } from '/@/lib/smart-sentry';

  const route = useRoute();

  const activeKey = ref(1);

  const helpDocDetail = ref({});

  onMounted(() => {
    if (route.query.helpDocId) {
      queryHelpDocDetail();
    }
  });

  const helpDocViewRecordListRef = ref();

  // 查询详情
  async function queryHelpDocDetail() {
    try {
      SmartLoading.show();
      const result = await helpDocApi.view(route.query.helpDocId);
      helpDocDetail.value = result.data;

      helpDocViewRecordListRef.value.onSearch();
    } catch (err) {
      smartSentry.captureError(err);
    } finally {
      SmartLoading.hide();
    }
  }

  // 预览附件
  const filePreviewRef = ref();

  function onPrevFile(fileItem) {
    filePreviewRef.value.showPreview(fileItem);
  }

  // 打印
  function print() {
    let bdhtml = window.document.body.innerHTML;
    let sprnstr = '<!--startprint-->'; //必须在页面添加<!--startprint-->
    let eprnstr = '<!--endprint-->';
    let prnhtml = bdhtml.substr(bdhtml.indexOf(sprnstr));
    prnhtml = prnhtml.substring(0, prnhtml.indexOf(eprnstr));
    let newWin = window.open(''); //新打开一个空窗口
    newWin.document.body.innerHTML = prnhtml;
    newWin.document.close(); //在IE浏览器中使用必须添加这一句
    newWin.focus(); //在IE浏览器中使用必须添加这一句
    newWin.print(); //打印
    newWin.close(); //关闭窗口
  }
</script>

<style lang="less" scoped>
  :deep(.ant-descriptions-item-content) {
    flex: 1;
    overflow: hidden;
  }

  .file-list {
    width: 100%;
    display: flex;
    flex-wrap: wrap;

    .file-item {
      display: block;
      margin-right: 10px;
    }
  }

  .visible-list {
    display: flex;
    flex-wrap: wrap;

    .visible-item {
      margin-right: 10px;
      color: #666;
    }
  }

  .content-header {
    .content-header-title {
      margin: 10px 0px;
      font-size: 20px;
      font-weight: bold;
      text-align: center;
    }

    .content-header-info {
      margin: 10px 0px;
      font-size: 14px;
      color: #888;
      text-align: center;

      span {
        margin: 0 10px;
        cursor: pointer;
      }
    }
  }

  /*样式深入*/
  :deep(.content-html) {
    margin-top: 30px;
    padding: 0 8px;
    line-height: 28px;
    font-size: 16px;
    border: #1e1e1e;

    img {
      max-width: 100%;
    }

    body {
      margin: 0 auto;
      color: #ccd1d8;
      line-height: 1.5;
      padding: 16px;
      background-color: #333842;
      font-size: 16px;
    }

    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
      color: #0d366f;
      font-weight: bold;
      margin-top: 20px;
      margin-bottom: 10px;
      padding: 0;
    }

    p {
      padding: 0;
      margin-bottom: 16px;
    }

    h1 {
      font-size: 26px;
    }

    h2 {
      font-size: 24px;
    }

    h3 {
      font-size: 22px;
    }

    h4 {
      font-size: 20px;
    }

    h5 {
      font-size: 19px;
    }

    h6 {
      font-size: 18px;
    }

    a {
      color: #61afef;
      margin: 0;
      padding: 0;
      vertical-align: baseline;
      text-decoration: none;
      word-break: break-word;
    }

    a:hover {
      text-decoration: underline;
    }

    a:visited {
      color: #ba68c8;
    }

    ul,
    ol {
      padding: 0;
      padding-left: 24px;
    }

    li {
      line-height: 24px;
    }

    li ul,
    li ol {
      margin-left: 16px;
    }

    p,
    ul,
    ol {
      font-size: 16px;
      line-height: 24px;
    }

    mark {
      color: #000000;
      background-color: #c4c400;
    }

    pre {
      display: block;
      overflow-y: hidden;
      overflow-x: auto;
      -moz-tab-size: 4;
      tab-size: 4;
    }

    code {
      color: #98c379;
      word-break: break-word;
    }

    pre code {
      display: block;
      padding-left: 0.5em;
      padding-right: 0.5em;
      color: #98c379;
      background-color: #2d323b;
      line-height: 1.5;
      white-space: pre;
      -moz-tab-size: 4;
      tab-size: 4;
    }

    aside {
      display: block;
      float: right;
      width: 390px;
    }

    blockquote {
      color: #abb2bf;
      border-left: 0.5em solid #abb2bf;
      padding: 0 1em;
      margin-left: 0;
    }

    blockquote p {
      color: #abb2bf;
    }

    hr {
      display: block;
      text-align: left;
      margin: 1em 0;
      border: none;
      height: 2px;
      background-color: #4c5562;
    }

    table {
      padding: 0;
      margin: 1rem 0.5rem;
      border-collapse: collapse;
    }

    table tr {
      border-top: 1px solid #4c5562;
      margin: 0;
      padding: 0;
    }

    table tr:hover {
      background-color: #dbe5f2;
    }

    table tr th {
      font-weight: bold;
      background-color: #90bfff;
      border: 1px solid #4c5562;
      margin: 0;
      padding: 6px 13px;
    }

    table tr td {
      border: 1px solid #4c5562;
      margin: 0;
      padding: 6px 13px;
    }

    table tr th :first-child,
    table tr td :first-child {
      margin-top: 0;
    }

    table tr th :last-child,
    table tr td :last-child {
      margin-bottom: 0;
    }
  }
</style>
